If you refer back to the diagram of the benzene ring which I gave in the last chapter, you will see that there are six hydrogen atoms attached to it.
Polycyclic aromatic hydrocarbons, a group of molecules consisting of a number of fused benzene rings, are major environmental contaminants.
This breakthrough came about through the availability of the benzene ring theory.
Closely related to the benzene ring were its condensed forms, naphthalene and anthracene.
Isoquinoline and quinoline are benzopyridines, which are composed of a benzene ring fused to a pyridine ring.
It consists of a benzene ring substituted with an amino group and a carboxylic acid.
Its structure consists of a benzene ring "para" -substituted with a methyl group and an isopropyl group.
It involved the novel introduction of a malonyl equivalent into a highly sterically hindered position of a benzene ring.
中文繁体
(化學)苯環(苯分子中六個碳原子構成的環狀結構)…
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(化学)苯环(苯分子中以六个碳原子构成的环状结构)…
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anel benzênico…
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pierścień benzenowy…
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